Powerful gusts hitting velocities of up to 155km/h (96mph) have resulted in approximately 90,000 properties experiencing outages and compelled agencies to halt in excess of 100 aircraft departures, based on domestic outlets.
These gusts are impacting the whole southern region and southern sections of the North Island, per the national weather agency.
New Zealand authorities have released infrequent severe gust advisories - the highest alert level - in central regions including Wellington and Canterbury.
Residents have been advised to stay indoors, stay off roads, and prepare for additional power and communication outages.
Extensive Destruction and Crisis Measures
The power cut is primarily influencing homes mostly in the South Island, though agencies report that energy was being gradually reinstated.
Local media have stated that in certain areas structures have suffered roof damage, and utility poles and vegetation have been brought down by the winds.
In Wellington, a man was killed after being hit by a falling limb at a popular trail walking spot on Tuesday.
Meanwhile in Wellington, a woman was swept into oncoming traffic on a street by a powerful blast, in a event that was recorded in a viral dashcam video.
Flights to and from the metropolis have been suspended due to the gusts, whereas certain highways and community centers are not operating.
Meanwhile local leaders have announced a emergency situation, to support recovery activities.
Labor Protests During Severe Conditions
The wild winds on today come as many of school staff, physicians and civil servants take part in what has been called a "significant labor action", calling for higher wages and enhanced employment terms.
But the severe conditions has compelled them to change certain arrangements, with various open-air gatherings shifted to interior venues or abandoned.
Similar gusts are affecting the neighboring country, bringing a period of extreme heat to the remote areas.
Agencies have declared burning restrictions for fear of forest fires.